/*****************************************************************************************
 Copyright (c) 2002-2004 The UbixOS Project
 All rights reserved.

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 permitted provided that the following conditions are met:

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 contributors may be used to endorse or promote products derived from this software
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 $Id: vfs.h 79 2016-01-11 16:21:27Z reddawg $

*****************************************************************************************/

#ifndef _VFS_H
#define _VFS_H

#include <sys/types.h>
#include <vfs/file.h>
#include <vfs/mount.h>
#include <sys/sysproto.h>
#include <sys/thread.h>

#define maxFd   32
#define fdAvail 1
#define fdOpen  2
#define fdRead  3
#define fdEof   4


#define fileRead    0x0001
#define fileWrite   0x0002
#define fileBinary  0x0004
#define fileAppend  0x0008

/*!
  \brief filesSystem Structure

  not sure if we should allow function to point to NULL
*/
struct fileSystem {
  struct fileSystem *prev;
  struct fileSystem *next;
  int               (*vfsInitFS)(void *); /*!< pointer to inialization routine */
  int               (*vfsRead)(void *,char *,long,long); /*!< pointer to read routine */
  int               (*vfsWrite)(void *,char *,long,long); /*!< pointer to write routine */
  int               (*vfsOpenFile)(void *,void *); /*!< pointer to openfile routine */
  int               (*vfsUnlink)(char *,void *); /*!< pointer to unlink routine */
  int               (*vfsMakeDir)(char *,void *); /*!< pointer to makedir routine */
  int               (*vfsRemDir)(char *); /*!< pointer to remdir routine */
  int               (*vfsSync)(void); /*!< pointer to sync routine */
  int               vfsType; /*!< vfs type id */
  };


/* VFS Functions */
int vfs_init();
int vfsRegisterFS(struct fileSystem);
struct fileSystem *vfs_findFS(int);

#endif

/***
 END
 ***/
